| What it does | Independent measurement of x402 payments for AI agents
| Free Australian tax API and MCP server for AI agents
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| Stage | Startup
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| Founded | Not given
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| Based in | JP
| AU
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| Pricing model | Not given
| Open source
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| Pricing | Free: US$0 per month (1,000 lookups a month); Pro: US$49 per month (50,000 lookups a month); Scale: US$199 per month (500,000 lookups a month)
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| Key features | - API key management with free tier at 10 requests per minute
- Multi-language SDK support including curl, TypeScript, Python, MCP and no-code n8n
- L0, L1 and L2 measurement layers for payment verification
- On-chain settlement re-verification across multiple blockchains
- Trust score and decision API (ALLOW, WARN, BLOCK)
- Public impact ledger recording all purchases and deliveries
- Support for Base, Arc, Celo, Arbitrum One, Avalanche C-Chain, BNB Chain, Solana, Stellar, Tempo and XRPL
| - Take-home pay calculator for Australian salaries and hourly rates
- PAYG withholding calculation using ATO Schedule 1 formulas
- Bonus and commission withholding calculation
- Annual tax estimate with offsets and Medicare levy
- Superannuation guarantee calculation at 12%
- ABN, ACN and TFN validation using check-digit algorithms
- MCP server integration for Claude, ChatGPT and Cursor
- JSON API accessible without sign-up or API key
- Open-source JavaScript npm library with no dependencies
- Tax rates and thresholds for 2025–26, 2026–27 and 2027–28
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| What makes it different | - Only service that buys from x402 endpoints with its own funds and publishes settle-through receipts
- Published methodology and measured error rates for transparency
- Non-custodial design that never holds customer funds or keys
- Free API tier for reads without key requirement
| - Uses ATO's own published formulas, not model memory
- Tested against all 432 ATO sample rows for each tax year
- No sign-up, API key or authentication required
- Open-source code available on GitHub
- Free for reasonable use with no storage of amounts entered
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 26 ▼ −1 (down) since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 2 | 0 |
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| Citation Flow (Majestic) | 23 | 0 |
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| Referring domains (Majestic) | 18 | 0 |
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vet402
AfterTax AU